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isomerase

[ahy-som-uh-reys, -reyz] /aɪˈsɒm əˌreɪs, -ˌreɪz/
noun, Biochemistry
1.
any of a class of enzymes that catalyze reactions involving intramolecular rearrangements.
Origin
1940-1945
1940-45; isomer + -ase
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Based on the Random House Dictionary, © Random House, Inc. 2014.
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British Dictionary definitions for isomerase

isomerase

/aɪˈsɒməreɪs/
noun
1.
any enzyme that catalyses the conversion of one isomeric form of a compound to another
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition
© William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins
Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012
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isomerase in Medicine

isomerase i·som·er·ase (ī-sŏm'ə-rās')
n.
One of a group of enzymes that catalyzes the conversion of one isomer into another.

The American Heritage® Stedman's Medical Dictionary
Copyright © 2002, 2001, 1995 by Houghton Mifflin Company. Published by Houghton Mifflin Company.
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Encyclopedia Article for isomerase

any one of a class of enzymes that catalyze reactions involving a structural rearrangement of a molecule. Alanine racemase, for example, catalyzes the conversion of L-alanine into its isomeric (mirror-image) form, D-alanine. An isomerase called mutarotase catalyzes the conversion of alpha-d-glucose into beta-d-glucose. cf. ligase, lyase.

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Encyclopedia Britannica, 2008. Encyclopedia Britannica Online.
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